Roof Catchment: Plan Area, Runoff Factor & Litres per Year
This lesson is part of the course
In this lesson
You measure five roof sections in plan, look up a fictional runoff factor for each roof type and turn a year's rainfall into the litres each roof can deliver to a garden tank.
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Lessons in this course
- Roof Catchment: Plan Area, Runoff Factor & Litres per Year Locked
- Monthly Yield & First-Flush Losses Locked
- Garden Water Demand: Beds, Lawn & Pots Month by Month Locked
- Daily Tank Balance: Inflow, Use, Overflow & Empty Days Locked
- Tank Sizing: 300, 1,000, 2,000 or 3,000 Litres? Locked
- Several Downpipes & Tanks in Series Locked
- Pumps & Hoses: Watering Time per Bed and Pump Running Time Locked
- Savings & Payback: What the Rainwater Is Worth Locked